Vapor cup



FIG. 1 is a perspective view of a vapor cup showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof, and,

FIG. 7 is a bottom plan view thereof.

The broken lines depict portions of the vapor cup in which the design is embodied that are not considered part of the claimed design. 

CLAIM The ornamental design for a vapor cup, as shown and described. 